Developer Jobs in Japan

Mobile Game Developer (HTML5)

Higashi-Nihonbashi, Tokyo

About Wizcorp

Wizcorp is a Tokyo-based game development company with a strong international culture. They are looking for developers to join their company, and are open to relocating developers to Tokyo.

While their main focus is centered around HTML5 games, they use and produce a wide variety of technologies and tools for multiple platforms. They take pride in technical ingenuity and excellence, and love sharing their passion for engineering in the Open Source community.

The Wizcorp culture is founded on self-management, continuous education, opportunity for everyone and transparency in management and direction. While they believe they have built successful processes over the years, they are always looking to improve how they develop products and operate as a business.

Here are some of the other benefits of working at Wizcorp:

  • Health insurance
  • Commute travel expenses
  • Visa & administrative support
  • Japanese & English language lessons
  • Additional summer/winter vacations
  • Yearly medical check-up
  • 5 days/year of paid sick leaves
  • Relaxation space filled with consoles and board games
  • A great variety of free tea and fresh water!

Wizcorp engineers are required to be proficient in English, have at least a basic level of Japanese and a willingness to learn, and be elligible to work in Japan (e.g., having a Bachelor's degree).

About the position

Wizcorp is looking for Mobile Game Developers with good experience of HTML5/CSS3 and JavaScript to join their team.

In this role, you will be asked to:

  • Work with the latest 2D and 3D web-based technologies
  • Create and implement compelling gameplay mechanics
  • Program the user interface based on the game design provided by the producer
  • Implement game logic using our awesome in-house game server
  • Comply with and reinforce development best practices
  • Implement visual effects using HTML5/CSS3, tweening libraries and custom tools

Required skills

  • 3+ years of JavaScript or TypeScript experience (front-end and/or back-end)
  • Understanding of WebGL or other 3D rendering API (OpenGL, DirectX)
  • Superior knowledge of HTML5/CSS3/Canvas interface implementation
  • Second programming language (C/C++/ObjC, C#, Java, Python, Go, PHP, Ruby, etc.)
  • Git knowledge

Desired skills

  • Experience with smartphone and/or social game development
  • Experience with non-web game engines, such as Unity, Cocos or Unreal Engine
  • Experience with WebGL and/or WebGL engines, such as PlayCanvas or Three.js
  • Experience implementing gameplay mechanics using a game engine
  • Node.js and related development tools knowledge
  • Knowledge of and/or experience with SQL or NoSQL databases
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  • Additional languages

Application instructions

Send an email to with "Mobile Game Developer (HTML5)" as the subject, describe how you match the position, and attach a resume.